FERGUS (GRAYBURG UP)
field#30664666 // district 9 // --
leases
11
operators
3
cum_oil
0 BBL
cum_gas
364k MCF
cum_cond
125 BBL
production
1993-01 — 2026-03
-- production_history
-- type_curve (normalized avg across leases)
click load to compute type curve from lease data
-- top_operators
| OPERATOR | LEASES | OIL (BBL) | LAST |
|---|---|---|---|
| VANCO OIL & GAS CORP. | 11 | 0 | 2026-03 |
-- lease_types
-- leases (11)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Gas | HALFF "64-E" | VANCO OIL & GAS CORP. | 0 | 474 | 1993-01 | 2014-07 |
| Gas | CHALMERS-HALFF | VANCO OIL & GAS CORP. | 0 | 15k | 1993-01 | 2013-05 |
| Gas | HALFF "65" W | VANCO OIL & GAS CORP. | 0 | 15k | 1993-01 | 2009-02 |
| Gas | HALFF "65E" | VANCO OIL & GAS CORP. | 0 | 44k | 1993-01 | 2010-05 |
| Gas | HALFF "64-W" | VANCO OIL & GAS CORP. | 0 | 505 | 1993-01 | 2001-05 |
| Gas | HALFF "63-E" | VANCO OIL & GAS CORP. | 0 | 78k | 1993-01 | 2011-09 |
| Gas | HALFF "67" | VANCO OIL & GAS CORP. | 0 | 14k | 1993-01 | 2014-07 |
| Gas | HALFF, BUSS | VANCO OIL & GAS CORP. | 0 | 167k | 1993-01 | 2026-03 |
| Gas | HALFF "62" | VANCO OIL & GAS CORP. | 0 | 793 | 1993-01 | 2006-10 |
| Gas | HALFF-NOELKE UNIT | VANCO OIL & GAS CORP. | 0 | 11k | 1993-01 | 2014-04 |
| Gas | PROCTOR HARDING HALFF | VANCO OIL & GAS CORP. | 0 | 18k | 1993-01 | 2013-05 |